Fuliko 4" 4" (Outer Dimensions) Square Air Vent Cover – White Plastic Vent Deflector Screen, Surface Mount for Wall or Ceiling – Air Return Soffit

PRECISE DIMENSIONS – OPENING SIZE: 2.91" 2.91". OUTER DIMENSIONS: 3.94" 3.94". SCREW HOLES: 3.26" 3.26". THICKNESS: 0.23". for ceiling vent openings and wall duct openings. PLASTIC MOISTURE-RESISTANT : Made from plastic, designed to daily use. Suitable for indoor and areas — moisture, sun, or airflow will not degrade it quickly. FUNCTIONALITY – Integrated nylon screen unwanted debris from entering the airflow. Ensures smooth ventilation in HVAC air return, camper vent pipe, and fresh air uses. INSTALLATION USE – Recessed design enables flush ceilings, walls, or soffits. Pre-drilled holes with plugs hide screws for seamless appearance. Can be installed in bathroom exhaust, garage, bedroom, or office ventilation. SCREWS NOT INCLUDED. APPLICATION BENEFITS – Ensures proper air circulation, reduces resistance, and prevents moisture accumulation in ventilation or ducts. for dryer vents, pipe outlets, and indoor or air .